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Data Generated by John Taffin "American Handgunner"This Disclamier Goes with ALL LOAD DATA: Safe in my guns with my components with my loading procedures don't know about yours.
 
Handgun Barrel "Inches" Model Bullet Mfger Bullet Weight in grains Design High Velocity Low Velcoity Diameter (inches) Powder Powder Charge Velocity (FPS) Group Size (Inches)
500 JRH 5.5 Huntington Custom Ruger NwCP 350 Flat Base Flat Nose X .500" Blue Dot 18 1.061 .75" 4 shots 25 yards
500 JRH 5.5" Huntington Custom Ruger NwCP 350 Flat Base Flat Nose X .500" H 4227 25 866 1.5" 4 Shots 25 Yards
500 JRH 5.5" Huntington Custom Ruger NwCP 350 Flat Base Flat Nose X .500" HS-6 16 999 1.5" 4 Shots 25 Yards
500 JRH 5.5" Huntington Custom Ruger NwCP 350 Flat Base Flat Nose X .500" Tight Group 12 1,059 .75" 4 Shots 25 yards
460 S&W 8 3/8" 460 NwCP 300 RBT-TC X .452" L'IL GUN 38 ? .50" 4 Shots
460 S&W 8 3/8" 460 NwCP 300 RBT-TC X .452" AA# 9 34 1600 .75"  5 Shots
460 S&W 8 3/8" 460 NwCP 300 RBT-TC X .452" L'IL GUN 39.5 1558 1-1/4" 4 Shots
454 Casull 9.5" Ruger Super Blk HWK NwCP 300 RBT-TC X .452" Accurate 9 26 1550 .75" 5 Shots
45 Colt 7.5" Ruger OM BLHK NwCP 260 RBT-TC X .452" Unique 8.5 912 1.1/8" 5 Shots
45 Colt 7.5 Ruger RedHawk NwCP 260 Scorpion X .452" Universal 10.5 1,015 1.5" 25 Yds
45 Colt 7.5 Freedom Arms 83 NwCP 260 Scorpion X .452" Universal 10.5 1,089 .9" 5 Shots 25yds
45 Colt 7.5 Ruger OM BLHK NwCP 260 Scorpion X .452" Universal 10.5 1,028 1.3" 5 Shots 20 Yards
45 Colt 5.5 Stroh Custom Bisley NwCP 260 Scorpion X .452" Universal 10.5 1,040 1.6" 5 Shots 20 yards
45 Colt 4.625" Bisley NwCP 260 Scorpion X .452" Universal 10.5 957 1.6" 5Shots 20 Yards
45 Colt 4.625" Ruger OM BLHK NwCP 260 Scorpion X .452" Universal 10.5 941 1.5" 5 Shots 20 Yards
45 Colt 4.625" Custom OM 45 NwCP 260 Scorpion X .452" Universal 10.5 1,005 1.6" 5 Shots 20 yards
45 Colt 7.5" New Frontier 45 NwCP 260 Scorpion X .452" Universal 8 756 1.5" 5 Shots 20 Yards
45 Colt 4.75" New Frontier 45 (Ivory) NwCP 260 Scorpion X .452" Universal 8 742 1.4" 5 Shots 20 Yards
45 Colt 4.75" New Frontier 45 (Ebony) NwCP 260 Scorpion X .452" Universal 8 721 1.5" 5 Shots 20 Yards
45 Colt 7.5" Ruger Stroh OM Conversion NwCP 260 Scorpion X .452" Universal 8 731 1.5" 5 Shots 20 Yards
45 Colt 7.5" Ruger OM BLHK 45 NwCP 260 Scorpion X .452" Universal 8 761 1.9" 5 Shots 20 Yards
45 Colt 5.5" Ruger Stroh Custom Bisley NwCP 260 Scorpion X .452" Universal 8 835 1.2" 5 Shots 20 Yards
45 Colt 4.625" Ruger Bisley NwCP 260 Scorpion X .452" Universal 8 740 1.4" 5 Shots 20 Yards
45 Colt 4.625" Ruger OM BLWK NwCP 260 Scorpion X .452" Universal 8 715 1.9" 5 Shots 20 Yards
45 Colt 4.625" Ruger Custom OM NwCP 260 Scorpion X .452" Universal 8 735 1.6" 5 Shots 20 Yards
45 Colt 7.5 Colt New Frontier NwCP 260 Scorpion X .452" Universal 9 955 1.8" 5 Shots 20 Yards
45 Colt 4.75" Colt New Frontier (Ivory) NwCP 260 Scorpion X .452" Universal 9 931 1.4" 5 Shots 20 Yards
45 Colt 4.75" Colt New Frontier (Ebony) NwCP 260 Scorpion X .452" Universal 9 906 2.0" 5 Shots 20 Yards
45 Colt 7.5" Ruger Stroh OM Conversion NwCP 260 Scorpion X .452" Universal 9 959 1.2" 5 Shots 20 Yards
45 Colt NwCP 260 Scorpion X .452" Universal
45 Colt NwCP 260 Scorpion X .452" Universal
45 Colt NwCP 260 Scorpion X .452" Universal
45 Colt NwCP 260 Scorpion X .452" Universal
45 Colt NwCP 260 Scorpion X .452" Universal
45 Auto Rim 4 S&W M22-4 NwCP 260 RBT-TC X .452" Unique 6.5 879 1.5" 5Shots
45 Auto Rim NwCP 260 Scorpion X .452"
45 Auto Rim NwCP 260 Scorpion X .452"
45 ACP Springfield Armory XD 45 NwCP 260 Scorpion X .452" Unique 6 895 One Hole 20 yds
45 ACP H&K USP 45 NwCP 260 Scorpion X .452" Unique 6 900 .5" 5 Shots 20 Yards
45 ACP Para-Ordnance P10 NwCP 260 Scorpion X .452" Bullseye 5.3 856

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Jim Kuipers: